DAGONET, Henri. Traité élémentaire et pratique des maladies mentales suivi des considérations pratiques sur l'administration des asiles d'aliénés. 1862.

First edition.
Henri Dagonet (1823-1902) was the first head of the psychiatry department at the Hospital Ste Anne. His Elementary Treatise will remain a reference work for generations of psychiatrists and has been republished many times.